Home / 23,438.74-35,158.10-7,867.30

Finding the Fourth Proportional to 23,438.74, 35,158.10 and 7,867.30

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Solution

The fourth proportional to 23,438.74, 35,158.10 and 7,867.30 is: 11,800.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,438.74 : 35,158.10 = 7,867.30 : x
  2. Step 2: Convert to fraction form
    23,438.74/35,158.10 = 7,867.30/x
  3. Step 3: Cross multiply
    23,438.74x = 35,158.10 × 7,867.30
  4. Step 4: Simplify right side
    23,438.74x = 276,599,320.13
  5. Step 5: Solve for x
    x = 276,599,320.13/23,438.74
  6. Step 6: Final answer
    x = 11,800.95

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.